<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
<html lang="en">
<head>
	<meta http-equiv="Content-Type" content="text/html;charset=UTF-8">
	<title>Document</title>
</head>
<body>

	<form action="">
		<input type="text" name ='num1'>
		<select name="fu" id="">
			<option value="+">+</option>
			<option value="*">*</option>
			<option value="/">/</option>
			<option value="-">-</option>
		</select>
		<input type="text" name ='num2'>
		<input type="submit">

	</form>
	
</body>
</html>